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| author | Philipp Zabel <p.zabel@pengutronix.de> | 2014-09-17 15:44:54 +0200 |
|---|---|---|
| committer | Philipp Zabel <p.zabel@pengutronix.de> | 2017-06-08 08:57:18 +0200 |
| commit | e1e9733cd37908a9ba61e29154561f0c81420e06 (patch) | |
| tree | e6d44c45346488469ae32b184827348ecc95c6a6 /include/video | |
| parent | 16e9ab820ad43108513ec32bb18fb226df4cc7fc (diff) | |
| download | op-kernel-dev-e1e9733cd37908a9ba61e29154561f0c81420e06.zip op-kernel-dev-e1e9733cd37908a9ba61e29154561f0c81420e06.tar.gz | |
gpu: ipu-v3: Add support for double read/write reduction
Allow to skip writing odd chroma rows by setting the RDRW bit for
4:2:0 chroma subsampled formats for any IDMAC write channel. This
also allows to skip reading odd rows for the VDIC read channel.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Diffstat (limited to 'include/video')
| -rw-r--r-- | include/video/imx-ipu-v3.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h index 8cb0768..ce4c076 100644 --- a/include/video/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -250,6 +250,7 @@ struct ipu_image { void ipu_cpmem_zero(struct ipuv3_channel *ch); void ipu_cpmem_set_resolution(struct ipuv3_channel *ch, int xres, int yres); +void ipu_cpmem_skip_odd_chroma_rows(struct ipuv3_channel *ch); void ipu_cpmem_set_stride(struct ipuv3_channel *ch, int stride); void ipu_cpmem_set_high_priority(struct ipuv3_channel *ch); void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf); |
